Finding the Fourth Proportional to 65,641.51, 90,587.37 and 37,349.02

Step by Step Solution

1. Step 1: Write the proportion equation
   65,641.51 : 90,587.37 = 37,349.02 : x
2. Step 2: Convert to fraction form
   65,641.51/90,587.37 = 37,349.02/x
3. Step 3: Cross multiply
   65,641.51x = 90,587.37 × 37,349.02
4. Step 4: Simplify right side
   65,641.51x = 3,383,349,493.88
5. Step 5: Solve for x
   x = 3,383,349,493.88/65,641.51
6. Step 6: Final answer
   x = 51,542.83